1.
BoichukАA, BoichukОA, Samoilenko AM. Solutions of Weakly-Perturbed Linear Systems Bounded on the Entire Axis. Ukr. Mat. Zhurn. [Internet]. 2002Nov.25 [cited 2024Nov.22];54(11):1517-30. Available from: https://umj.imath.kiev.ua/index.php/umj/article/view/4189